Folding electric scooter / proudct

Design instructions
Folding electric scooter
The folding electric scooter design concept is derived from the life once I take the subway. See a lot of people with a folding bike take the subway, but still very laborious, I thought that if can can save Labour when carrying, when using, also save Labour. I will think of electric and trunk, and skate shoes. I assembled the between these three unique features, design a brand new vehicle. The battery is larger, sailing continued strong motivation enough, as oil, coal, natural gas used in great quantities, the greenhouse effect becomes more and more serious, the global climate warming in or